reported. there are new concerns tonight about the global microchip shortage. it's already affecting your electronics, your cell phones, and cars. they may soon impact this country security as well. state department correspondent rich edson shows us how tonight. >> microchips being manufactured in southeast asia. is it something good for our national security? >> an anonymous expert on computer chips known as semiconductors warns recent supply shortage. we've disguised his face and voice. >> however wins the race for the next generation of semiconductor products eventually will have a major military force on the global stage. >> some in congress share those concerns. >> can you imagine a military conflict or any other cause that would block the 90% of semiconductors made in the world that come from asia?